[HN Gopher] Napkin-math: Techniques for estimating system perfor...
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       Napkin-math: Techniques for estimating system performance from
       first-principles
        
       Author : alexzeitler
       Score  : 40 points
       Date   : 2024-09-15 09:06 UTC (4 days ago)
        
 (HTM) web link (github.com)
 (TXT) w3m dump (github.com)
        
       | bsmitty5000 wrote:
       | I started watching the video linked at the top and the first
       | anecdote is about Elon Musk using first principles to determine
       | he could be rockets cheaper than current companies. He compared
       | $130m to the price of raw materials of a rocket at $2m. But isn't
       | that comparing apples to oranges? And the exact thing that would
       | get you in trouble when doing back-of-the-napkin estimates. That
       | is, $130m is how much rocket companies at the time were
       | _charging_ NASA for rockets, not how much it actual cost those
       | companies to build.
        
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       (page generated 2024-09-19 23:01 UTC)